Home / 131,504.20-197,183.40-52,529.20

Finding the Fourth Proportional to 131,504.20, 197,183.40 and 52,529.20

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Solution

The fourth proportional to 131,504.20, 197,183.40 and 52,529.20 is: 78,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,504.20 : 197,183.40 = 52,529.20 : x
  2. Step 2: Convert to fraction form
    131,504.20/197,183.40 = 52,529.20/x
  3. Step 3: Cross multiply
    131,504.20x = 197,183.40 × 52,529.20
  4. Step 4: Simplify right side
    131,504.20x = 10,357,886,255.28
  5. Step 5: Solve for x
    x = 10,357,886,255.28/131,504.20
  6. Step 6: Final answer
    x = 78,764.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.